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====LEDs==== | ====LEDs==== | ||
Electricity only flow one direction in an LED. | Electricity only flow one direction in an LED. | ||
The positive side of the LED light is the tiny side We used two white 80-100 DG LEDs. You can purchase LEDs online, at Radioshack and some hardware stores. LEDs can also be | The positive side of the LED light is the tiny side We used two white 80-100 DG LEDs. You can purchase LEDs online, at Radioshack and some hardware stores. LEDs can also be salvaged as long as they have not been damaged. There are many different colors, angles, and brightnesses for LEDs and this determines the amount of voltage needed for them to turn on. For example yellow LEDs would need a lower voltage then a white LED but they probably would not be as bright. | ||
====Resistors==== | ====Resistors==== |